... Thode jumped to his feet. "I remember it all now. That was one of the letters that was stolen from Larkin's desk by a clerk we found to be in the secret employ of Chase and Wiley! They'd corrupted him in an effort to keep tabs on the progress we were making down here. We didn't prosecute him because of the notoriety, but we made him leave the East when we discovered his operations. It never occurred to me that any of the stolen letters could be put ... — The Fifth Ace • Douglas Grant